Add language selector + anger support

app.py

@@ -487,7 +487,7 @@ def show_landing_page():
             '<div style="text-align: center; margin-top: 40px; color: #6B7B9D; font-size: 12px;">'
             '<p>EmoSphere v1.0 by '
             '<a href="mailto:info@caitcore.com" style="color: #00D4FF;">CAIT</a></p>'
-            '<p>No anger detection &bull; No medical screening &bull; No surveillance</p>'
+            '<p>No surveillance &bull; No medical screening &bull; No data storage</p>'
             '</div>',
             unsafe_allow_html=True,
         )
@@ -631,6 +631,38 @@ def show_demo():
             "4. Click **Stop & View Report** when done"
         )
         st.divider()
+        st.markdown("### Language")
+        lang_options = {
+            "Auto-detect": None,
+            "English": "en",
+            "Greek": "el",
+            "Spanish": "es",
+            "French": "fr",
+            "German": "de",
+            "Italian": "it",
+            "Portuguese": "pt",
+            "Dutch": "nl",
+            "Russian": "ru",
+            "Chinese": "zh",
+            "Japanese": "ja",
+            "Korean": "ko",
+            "Arabic": "ar",
+            "Turkish": "tr",
+            "Polish": "pl",
+            "Swedish": "sv",
+            "Romanian": "ro",
+            "Bulgarian": "bg",
+            "Serbian": "sr",
+            "Croatian": "hr",
+        }
+        selected_lang = st.selectbox(
+            "Speech language",
+            options=list(lang_options.keys()),
+            index=0,
+            key="speech_language",
+        )
+        st.session_state["whisper_language"] = lang_options[selected_lang]
+        st.divider()
         st.markdown("### Modalities")
         st.markdown(
             "🧑 **Face** — ViT expression  \n"
@@ -739,7 +771,8 @@ def _show_live_session(processor, remaining, start):
                     try:
                         audio_b64 = data_url.split(",", 1)[1]
                         audio_bytes = base64.b64decode(audio_b64)
-                        processor.process_audio_bytes(audio_bytes)
+                        whisper_lang = st.session_state.get("whisper_language", None)
+                        processor.process_audio_bytes(audio_bytes, language=whisper_lang)
                     except Exception as e:
                         print(f"[App] Audio decode error: {e}")